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A survey claims that 7 out of 10 customers recommend Western Drugs for pharmacy issues. To...

A survey claims that 7 out of 10 customers recommend Western Drugs for pharmacy issues. To test this claim, a random sample of 100 customers is obtained from the list of rewards customers. Of these 100 customers, 75 indicate that they recommend using Western Drugs for pharmacy needs. We would like to know if this claim is accurate.

H0 : p = 0.70 versus HA : p ≠ 0.70

H0 : p = 0.70 versus HA : p > 0.75

H0 : p = 0.70 versus HA : p < 0.70

H0 : p ≠ 0.70 versus HA : p = 0.70

H0 : p = 0.75 versus HA : p ≠ 0.75

Math   Statistics-And-Probability   
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